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Date: Wed, 10 Apr 2019 08:12:08 -0300
From: Mauro Carvalho Chehab <mchehab+samsung@...nel.org>
To: Linux Doc Mailing List <linux-doc@...r.kernel.org>
Cc: Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
Mauro Carvalho Chehab <mchehab@...radead.org>,
linux-kernel@...r.kernel.org, Jonathan Corbet <corbet@....net>,
Jean Delvare <jdelvare@...e.com>,
Guenter Roeck <linux@...ck-us.net>, linux-hwmon@...r.kernel.org
Subject: [PATCH 18/21] docs: hwmon: pmbus files: convert to ReST format
Convert pmbus files to ReST format, in order to allow them to
be parsed by Sphinx.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@...nel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@...nel.org>
---
Documentation/hwmon/adm1275 | 26 ++++
Documentation/hwmon/ibm-cffps | 3 +
Documentation/hwmon/ir35221 | 12 +-
Documentation/hwmon/lm25066 | 30 ++++
Documentation/hwmon/ltc2978 | 267 +++++++++++++++++++++++++--------
Documentation/hwmon/ltc3815 | 12 +-
Documentation/hwmon/max16064 | 15 +-
Documentation/hwmon/max20751 | 7 +
Documentation/hwmon/max31785 | 6 +
Documentation/hwmon/max34440 | 88 +++++++++--
Documentation/hwmon/max8688 | 18 ++-
Documentation/hwmon/pmbus | 90 +++++++----
Documentation/hwmon/pmbus-core | 173 ++++++++++++---------
Documentation/hwmon/tps40422 | 23 ++-
Documentation/hwmon/ucd9000 | 31 ++--
Documentation/hwmon/ucd9200 | 42 ++++--
Documentation/hwmon/zl6100 | 69 ++++++++-
17 files changed, 685 insertions(+), 227 deletions(-)
diff --git a/Documentation/hwmon/adm1275 b/Documentation/hwmon/adm1275
index 5e277b0d91ce..5c5860011d6e 100644
--- a/Documentation/hwmon/adm1275
+++ b/Documentation/hwmon/adm1275
@@ -2,29 +2,53 @@ Kernel driver adm1275
=====================
Supported chips:
+
* Analog Devices ADM1075
+
Prefix: 'adm1075'
+
Addresses scanned: -
+
Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1075.pdf
+
* Analog Devices ADM1272
+
Prefix: 'adm1272'
+
Addresses scanned: -
+
Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1272.pdf
+
* Analog Devices ADM1275
+
Prefix: 'adm1275'
+
Addresses scanned: -
+
Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1275.pdf
+
* Analog Devices ADM1276
+
Prefix: 'adm1276'
+
Addresses scanned: -
+
Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1276.pdf
+
* Analog Devices ADM1278
+
Prefix: 'adm1278'
+
Addresses scanned: -
+
Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1278.pdf
+
* Analog Devices ADM1293/ADM1294
+
Prefix: 'adm1293', 'adm1294'
+
Addresses scanned: -
+
Datasheet: http://www.analog.com/media/en/technical-documentation/data-sheets/ADM1293_1294.pdf
Author: Guenter Roeck <linux@...ck-us.net>
@@ -75,6 +99,7 @@ Sysfs entries
The following attributes are supported. Limits are read-write, history reset
attributes are write-only, all other attributes are read-only.
+======================= =======================================================
inX_label "vin1" or "vout1" depending on chip variant and
configuration. On ADM1075, ADM1293, and ADM1294,
vout1 reports the voltage on the VAUX pin.
@@ -120,3 +145,4 @@ temp1_reset_history Write any value to reset history.
Temperature attributes are supported on ADM1272 and
ADM1278.
+======================= =======================================================
diff --git a/Documentation/hwmon/ibm-cffps b/Documentation/hwmon/ibm-cffps
index e05ecd8ecfcf..52e74e39463a 100644
--- a/Documentation/hwmon/ibm-cffps
+++ b/Documentation/hwmon/ibm-cffps
@@ -2,6 +2,7 @@ Kernel driver ibm-cffps
=======================
Supported chips:
+
* IBM Common Form Factor power supply
Author: Eddie James <eajames@...ibm.com>
@@ -24,6 +25,7 @@ Sysfs entries
The following attributes are supported:
+======================= ======================================================
curr1_alarm Output current over-current alarm.
curr1_input Measured output current in mA.
curr1_label "iout1"
@@ -52,3 +54,4 @@ temp2_alarm Secondary rectifier temp over-temperature alarm.
temp2_input Measured secondary rectifier temp in millidegrees C.
temp3_alarm ORing FET temperature over-temperature alarm.
temp3_input Measured ORing FET temperature in millidegrees C.
+======================= ======================================================
diff --git a/Documentation/hwmon/ir35221 b/Documentation/hwmon/ir35221
index f7e112752c04..4e757a766177 100644
--- a/Documentation/hwmon/ir35221
+++ b/Documentation/hwmon/ir35221
@@ -2,9 +2,13 @@ Kernel driver ir35221
=====================
Supported chips:
+
* Infinion IR35221
+
Prefix: 'ir35221'
+
Addresses scanned: -
+
Datasheet: Datasheet is not publicly available.
Author: Samuel Mendoza-Jonas <sam@...dozajonas.com>
@@ -23,15 +27,16 @@ This driver does not probe for PMBus devices. You will have to instantiate
devices explicitly.
Example: the following commands will load the driver for an IR35221
-at address 0x70 on I2C bus #4:
+at address 0x70 on I2C bus #4::
-# modprobe ir35221
-# echo ir35221 0x70 > /sys/bus/i2c/devices/i2c-4/new_device
+ # modprobe ir35221
+ # echo ir35221 0x70 > /sys/bus/i2c/devices/i2c-4/new_device
Sysfs attributes
----------------
+======================= =======================================================
curr1_label "iin"
curr1_input Measured input current
curr1_max Maximum current
@@ -85,3 +90,4 @@ temp[1-2]_highest Highest temperature
temp[1-2]_lowest Lowest temperature
temp[1-2]_max Maximum temperature
temp[1-2]_max_alarm Chip temperature high alarm
+======================= =======================================================
diff --git a/Documentation/hwmon/lm25066 b/Documentation/hwmon/lm25066
index 51b32aa203a8..60b7f2722931 100644
--- a/Documentation/hwmon/lm25066
+++ b/Documentation/hwmon/lm25066
@@ -2,34 +2,62 @@ Kernel driver lm25066
=====================
Supported chips:
+
* TI LM25056
+
Prefix: 'lm25056'
+
Addresses scanned: -
+
Datasheets:
+
http://www.ti.com/lit/gpn/lm25056
+
http://www.ti.com/lit/gpn/lm25056a
+
* National Semiconductor LM25066
+
Prefix: 'lm25066'
+
Addresses scanned: -
+
Datasheets:
+
http://www.national.com/pf/LM/LM25066.html
+
http://www.national.com/pf/LM/LM25066A.html
+
* National Semiconductor LM5064
+
Prefix: 'lm5064'
+
Addresses scanned: -
+
Datasheet:
+
http://www.national.com/pf/LM/LM5064.html
+
* National Semiconductor LM5066
+
Prefix: 'lm5066'
+
Addresses scanned: -
+
Datasheet:
+
http://www.national.com/pf/LM/LM5066.html
+
* Texas Instruments LM5066I
+
Prefix: 'lm5066i'
+
Addresses scanned: -
+
Datasheet:
+
http://www.ti.com/product/LM5066I
+
Author: Guenter Roeck <linux@...ck-us.net>
@@ -64,6 +92,7 @@ Sysfs entries
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+======================= =======================================================
in1_label "vin"
in1_input Measured input voltage.
in1_average Average measured input voltage.
@@ -105,3 +134,4 @@ temp1_max Maximum temperature.
temp1_crit Critical high temperature.
temp1_max_alarm Chip temperature high alarm.
temp1_crit_alarm Chip temperature critical high alarm.
+======================= =======================================================
diff --git a/Documentation/hwmon/ltc2978 b/Documentation/hwmon/ltc2978
index dfb2caa401d9..01a24fd6d5fe 100644
--- a/Documentation/hwmon/ltc2978
+++ b/Documentation/hwmon/ltc2978
@@ -2,85 +2,143 @@ Kernel driver ltc2978
=====================
Supported chips:
+
* Linear Technology LTC2974
+
Prefix: 'ltc2974'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc2974
+
* Linear Technology LTC2975
+
Prefix: 'ltc2975'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc2975
+
* Linear Technology LTC2977
+
Prefix: 'ltc2977'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc2977
+
* Linear Technology LTC2978, LTC2978A
+
Prefix: 'ltc2978'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc2978
- http://www.linear.com/product/ltc2978a
+
+ http://www.linear.com/product/ltc2978a
+
* Linear Technology LTC2980
+
Prefix: 'ltc2980'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc2980
+
* Linear Technology LTC3880
+
Prefix: 'ltc3880'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc3880
+
* Linear Technology LTC3882
+
Prefix: 'ltc3882'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc3882
+
* Linear Technology LTC3883
+
Prefix: 'ltc3883'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc3883
+
* Linear Technology LTC3886
+
Prefix: 'ltc3886'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc3886
+
* Linear Technology LTC3887
+
Prefix: 'ltc3887'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc3887
+
* Linear Technology LTM2987
+
Prefix: 'ltm2987'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltm2987
+
* Linear Technology LTM4675
+
Prefix: 'ltm4675'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltm4675
+
* Linear Technology LTM4676
+
Prefix: 'ltm4676'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltm4676
+
* Analog Devices LTM4686
+
Prefix: 'ltm4686'
+
Addresses scanned: -
+
Datasheet: http://www.analog.com/ltm4686
+
Author: Guenter Roeck <linux@...ck-us.net>
Description
-----------
-LTC2974 and LTC2975 are quad digital power supply managers.
-LTC2978 is an octal power supply monitor.
-LTC2977 is a pin compatible replacement for LTC2978.
-LTC2980 is a 16-channel Power System Manager, consisting of two LTC2977
-in a single die. The chip is instantiated and reported as two separate chips
-on two different I2C bus addresses.
-LTC3880, LTC3882, LTC3886, and LTC3887 are dual output poly-phase step-down
-DC/DC controllers.
-LTC3883 is a single phase step-down DC/DC controller.
-LTM2987 is a 16-channel Power System Manager with two LTC2977 plus
-additional components on a single die. The chip is instantiated and reported
-as two separate chips on two different I2C bus addresses.
-LTM4675 is a dual 9A or single 18A μModule regulator
-LTM4676 is a dual 13A or single 26A uModule regulator.
-LTM4686 is a dual 10A or single 20A uModule regulator.
+- LTC2974 and LTC2975 are quad digital power supply managers.
+- LTC2978 is an octal power supply monitor.
+- LTC2977 is a pin compatible replacement for LTC2978.
+- LTC2980 is a 16-channel Power System Manager, consisting of two LTC2977
+- in a single die. The chip is instantiated and reported as two separate chips
+- on two different I2C bus addresses.
+- LTC3880, LTC3882, LTC3886, and LTC3887 are dual output poly-phase step-down
+- DC/DC controllers.
+- LTC3883 is a single phase step-down DC/DC controller.
+- LTM2987 is a 16-channel Power System Manager with two LTC2977 plus
+- additional components on a single die. The chip is instantiated and reported
+- as two separate chips on two different I2C bus addresses.
+- LTM4675 is a dual 9A or single 18A μModule regulator
+- LTM4676 is a dual 13A or single 26A uModule regulator.
+- LTM4686 is a dual 10A or single 20A uModule regulator.
Usage Notes
@@ -90,127 +148,208 @@ This driver does not probe for PMBus devices. You will have to instantiate
devices explicitly.
Example: the following commands will load the driver for an LTC2978 at address
-0x60 on I2C bus #1:
+0x60 on I2C bus #1::
-# modprobe ltc2978
-# echo ltc2978 0x60 > /sys/bus/i2c/devices/i2c-1/new_device
+ # modprobe ltc2978
+ # echo ltc2978 0x60 > /sys/bus/i2c/devices/i2c-1/new_device
Sysfs attributes
----------------
+======================= ========================================================
in1_label "vin"
+
in1_input Measured input voltage.
+
in1_min Minimum input voltage.
+
in1_max Maximum input voltage.
+
LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
LTM2987 only.
+
in1_lcrit Critical minimum input voltage.
+
LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
LTM2987 only.
+
in1_crit Critical maximum input voltage.
+
in1_min_alarm Input voltage low alarm.
+
in1_max_alarm Input voltage high alarm.
+
LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
LTM2987 only.
in1_lcrit_alarm Input voltage critical low alarm.
+
LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
LTM2987 only.
in1_crit_alarm Input voltage critical high alarm.
+
in1_lowest Lowest input voltage.
+
LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
LTM2987 only.
in1_highest Highest input voltage.
+
in1_reset_history Reset input voltage history.
in[N]_label "vout[1-8]".
- LTC2974, LTC2975: N=2-5
- LTC2977, LTC2980, LTM2987: N=2-9
- LTC2978: N=2-9
- LTC3880, LTC3882, LTC23886 LTC3887, LTM4675, LTM4676:
- N=2-3
- LTC3883: N=2
+
+ - LTC2974, LTC2975: N=2-5
+ - LTC2977, LTC2980, LTM2987: N=2-9
+ - LTC2978: N=2-9
+ - LTC3880, LTC3882, LTC23886 LTC3887, LTM4675, LTM4676:
+ N=2-3
+ - LTC3883: N=2
+
in[N]_input Measured output voltage.
+
in[N]_min Minimum output voltage.
+
in[N]_max Maximum output voltage.
+
in[N]_lcrit Critical minimum output voltage.
+
in[N]_crit Critical maximum output voltage.
+
in[N]_min_alarm Output voltage low alarm.
+
in[N]_max_alarm Output voltage high alarm.
+
in[N]_lcrit_alarm Output voltage critical low alarm.
+
in[N]_crit_alarm Output voltage critical high alarm.
-in[N]_lowest Lowest output voltage. LTC2974, LTC2975,
- and LTC2978 only.
+
+in[N]_lowest Lowest output voltage.
+
+
+ LTC2974, LTC2975,and LTC2978 only.
+
in[N]_highest Highest output voltage.
+
in[N]_reset_history Reset output voltage history.
temp[N]_input Measured temperature.
- On LTC2974 and LTC2975, temp[1-4] report external
- temperatures, and temp5 reports the chip temperature.
- On LTC2977, LTC2980, LTC2978, and LTM2987, only one
- temperature measurement is supported and reports
- the chip temperature.
- On LTC3880, LTC3882, LTC3887, LTM4675, and LTM4676,
- temp1 and temp2 report external temperatures, and temp3
- reports the chip temperature.
- On LTC3883, temp1 reports an external temperature,
- and temp2 reports the chip temperature.
-temp[N]_min Mimimum temperature. LTC2974, LCT2977, LTM2980, LTC2978,
- and LTM2987 only.
+
+ - On LTC2974 and LTC2975, temp[1-4] report external
+ temperatures, and temp5 reports the chip temperature.
+ - On LTC2977, LTC2980, LTC2978, and LTM2987, only one
+ temperature measurement is supported and reports
+ the chip temperature.
+ - On LTC3880, LTC3882, LTC3887, LTM4675, and LTM4676,
+ temp1 and temp2 report external temperatures, and
+ temp3 reports the chip temperature.
+ - On LTC3883, temp1 reports an external temperature,
+ and temp2 reports the chip temperature.
+
+temp[N]_min Mimimum temperature.
+
+ LTC2974, LCT2977, LTM2980, LTC2978, and LTM2987 only.
+
temp[N]_max Maximum temperature.
+
temp[N]_lcrit Critical low temperature.
+
temp[N]_crit Critical high temperature.
+
temp[N]_min_alarm Temperature low alarm.
+
LTC2974, LTC2975, LTC2977, LTM2980, LTC2978, and
LTM2987 only.
+
temp[N]_max_alarm Temperature high alarm.
+
+
temp[N]_lcrit_alarm Temperature critical low alarm.
+
temp[N]_crit_alarm Temperature critical high alarm.
+
temp[N]_lowest Lowest measured temperature.
- LTC2974, LTC2975, LTC2977, LTM2980, LTC2978, and
- LTM2987 only.
- Not supported for chip temperature sensor on LTC2974 and
- LTC2975.
-temp[N]_highest Highest measured temperature. Not supported for chip
- temperature sensor on LTC2974 and LTC2975.
-temp[N]_reset_history Reset temperature history. Not supported for chip
- temperature sensor on LTC2974 and LTC2975.
+
+ - LTC2974, LTC2975, LTC2977, LTM2980, LTC2978, and
+ LTM2987 only.
+ - Not supported for chip temperature sensor on LTC2974
+ and LTC2975.
+
+temp[N]_highest Highest measured temperature.
+
+ Not supported for chip temperature sensor on
+ LTC2974 and LTC2975.
+
+temp[N]_reset_history Reset temperature history.
+
+ Not supported for chip temperature sensor on
+ LTC2974 and LTC2975.
power1_label "pin". LTC3883 and LTC3886 only.
+
power1_input Measured input power.
power[N]_label "pout[1-4]".
- LTC2974, LTC2975: N=1-4
- LTC2977, LTC2980, LTM2987: Not supported
- LTC2978: Not supported
- LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676:
- N=1-2
- LTC3883: N=2
+
+ - LTC2974, LTC2975: N=1-4
+ - LTC2977, LTC2980, LTM2987: Not supported
+ - LTC2978: Not supported
+ - LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676:
+ N=1-2
+ - LTC3883: N=2
+
power[N]_input Measured output power.
-curr1_label "iin". LTC3880, LTC3883, LTC3886, LTC3887, LTM4675,
+curr1_label "iin".
+
+ LTC3880, LTC3883, LTC3886, LTC3887, LTM4675,
and LTM4676 only.
+
curr1_input Measured input current.
+
curr1_max Maximum input current.
+
curr1_max_alarm Input current high alarm.
-curr1_highest Highest input current. LTC3883 and LTC3886 only.
-curr1_reset_history Reset input current history. LTC3883 and LTC3886 only.
+
+curr1_highest Highest input current.
+
+ LTC3883 and LTC3886 only.
+
+curr1_reset_history Reset input current history.
+
+ LTC3883 and LTC3886 only.
curr[N]_label "iout[1-4]".
- LTC2974, LTC2975: N=1-4
- LTC2977, LTC2980, LTM2987: not supported
- LTC2978: not supported
- LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676:
- N=2-3
- LTC3883: N=2
+
+ - LTC2974, LTC2975: N=1-4
+ - LTC2977, LTC2980, LTM2987: not supported
+ - LTC2978: not supported
+ - LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676:
+ N=2-3
+ - LTC3883: N=2
+
curr[N]_input Measured output current.
+
curr[N]_max Maximum output current.
+
curr[N]_crit Critical high output current.
-curr[N]_lcrit Critical low output current. LTC2974 and LTC2975 only.
+
+curr[N]_lcrit Critical low output current.
+
+ LTC2974 and LTC2975 only.
+
curr[N]_max_alarm Output current high alarm.
+
curr[N]_crit_alarm Output current critical high alarm.
+
curr[N]_lcrit_alarm Output current critical low alarm.
+
LTC2974 and LTC2975 only.
-curr[N]_lowest Lowest output current. LTC2974 and LTC2975 only.
+
+curr[N]_lowest Lowest output current.
+
+ LTC2974 and LTC2975 only.
+
curr[N]_highest Highest output current.
+
curr[N]_reset_history Reset output current history.
+======================= ========================================================
diff --git a/Documentation/hwmon/ltc3815 b/Documentation/hwmon/ltc3815
index eb7db2d13587..fb0135fc1925 100644
--- a/Documentation/hwmon/ltc3815
+++ b/Documentation/hwmon/ltc3815
@@ -2,9 +2,13 @@ Kernel driver ltc3815
=====================
Supported chips:
+
* Linear Technology LTC3815
+
Prefix: 'ltc3815'
+
Addresses scanned: -
+
Datasheet: http://www.linear.com/product/ltc3815
Author: Guenter Roeck <linux@...ck-us.net>
@@ -23,15 +27,16 @@ This driver does not probe for PMBus devices. You will have to instantiate
devices explicitly.
Example: the following commands will load the driver for an LTC3815
-at address 0x20 on I2C bus #1:
+at address 0x20 on I2C bus #1::
-# modprobe ltc3815
-# echo ltc3815 0x20 > /sys/bus/i2c/devices/i2c-1/new_device
+ # modprobe ltc3815
+ # echo ltc3815 0x20 > /sys/bus/i2c/devices/i2c-1/new_device
Sysfs attributes
----------------
+======================= =======================================================
in1_label "vin"
in1_input Measured input voltage.
in1_alarm Input voltage alarm.
@@ -59,3 +64,4 @@ curr2_input Measured output current.
curr2_alarm Output current alarm.
curr2_highest Highest output current.
curr2_reset_history Reset output current history.
+======================= =======================================================
diff --git a/Documentation/hwmon/max16064 b/Documentation/hwmon/max16064
index 265370f5cb82..61ec679dc477 100644
--- a/Documentation/hwmon/max16064
+++ b/Documentation/hwmon/max16064
@@ -2,9 +2,13 @@ Kernel driver max16064
======================
Supported chips:
+
* Maxim MAX16064
+
Prefix: 'max16064'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX16064.pdf
Author: Guenter Roeck <linux@...ck-us.net>
@@ -40,16 +44,20 @@ Sysfs entries
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+======================= ========================================================
in[1-4]_label "vout[1-4]"
in[1-4]_input Measured voltage. From READ_VOUT register.
in[1-4]_min Minimum Voltage. From VOUT_UV_WARN_LIMIT register.
in[1-4]_max Maximum voltage. From VOUT_OV_WARN_LIMIT register.
in[1-4]_lcrit Critical minimum Voltage. VOUT_UV_FAULT_LIMIT register.
-in[1-4]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT register.
+in[1-4]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT
+ register.
in[1-4]_min_alarm Voltage low alarm. From VOLTAGE_UV_WARNING status.
in[1-4]_max_alarm Voltage high alarm. From VOLTAGE_OV_WARNING status.
-in[1-4]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT status.
-in[1-4]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT status.
+in[1-4]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT
+ status.
+in[1-4]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT
+ status.
in[1-4]_highest Historical maximum voltage.
in[1-4]_reset_history Write any value to reset history.
@@ -64,3 +72,4 @@ temp1_crit_alarm Chip temperature critical high alarm. Set by comparing
status is set.
temp1_highest Historical maximum temperature.
temp1_reset_history Write any value to reset history.
+======================= ========================================================
diff --git a/Documentation/hwmon/max20751 b/Documentation/hwmon/max20751
index f9fa25ebb521..d546695900ef 100644
--- a/Documentation/hwmon/max20751
+++ b/Documentation/hwmon/max20751
@@ -2,10 +2,15 @@ Kernel driver max20751
======================
Supported chips:
+
* maxim MAX20751
+
Prefix: 'max20751'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX20751.pdf
+
Application note: http://pdfserv.maximintegrated.com/en/an/AN5941.pdf
Author: Guenter Roeck <linux@...ck-us.net>
@@ -40,6 +45,7 @@ Sysfs entries
The following attributes are supported.
+======================= =======================================================
in1_label "vin1"
in1_input Measured voltage.
in1_min Minimum input voltage.
@@ -75,3 +81,4 @@ temp1_crit_alarm Chip temperature critical high alarm.
power1_input Output power.
power1_label "pout1"
+======================= =======================================================
diff --git a/Documentation/hwmon/max31785 b/Documentation/hwmon/max31785
index 270c5f865261..c8c6756d0ee1 100644
--- a/Documentation/hwmon/max31785
+++ b/Documentation/hwmon/max31785
@@ -2,9 +2,13 @@ Kernel driver max31785
======================
Supported chips:
+
* Maxim MAX31785, MAX31785A
+
Prefix: 'max31785' or 'max31785a'
+
Addresses scanned: -
+
Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX31785.pdf
Author: Andrew Jeffery <andrew@...id.au>
@@ -30,6 +34,7 @@ devices explicitly.
Sysfs attributes
----------------
+======================= =======================================================
fan[1-4]_alarm Fan alarm.
fan[1-4]_fault Fan fault.
fan[1-8]_input Fan RPM. On the MAX31785A, inputs 5-8 correspond to the
@@ -58,3 +63,4 @@ temp[1-11]_crit_alarm Chip temperature critical high alarm
temp[1-11]_input Measured temperature
temp[1-11]_max Maximum temperature
temp[1-11]_max_alarm Chip temperature high alarm
+======================= =======================================================
diff --git a/Documentation/hwmon/max34440 b/Documentation/hwmon/max34440
index b2de8fa49273..639838ef29fd 100644
--- a/Documentation/hwmon/max34440
+++ b/Documentation/hwmon/max34440
@@ -2,34 +2,63 @@ Kernel driver max34440
======================
Supported chips:
+
* Maxim MAX34440
+
Prefixes: 'max34440'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34440.pdf
+
* Maxim MAX34441
+
PMBus 5-Channel Power-Supply Manager and Intelligent Fan Controller
+
Prefixes: 'max34441'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34441.pdf
+
* Maxim MAX34446
+
PMBus Power-Supply Data Logger
+
Prefixes: 'max34446'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34446.pdf
+
* Maxim MAX34451
+
PMBus 16-Channel V/I Monitor and 12-Channel Sequencer/Marginer
+
Prefixes: 'max34451'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34451.pdf
+
* Maxim MAX34460
+
PMBus 12-Channel Voltage Monitor & Sequencer
+
Prefix: 'max34460'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34460.pdf
+
* Maxim MAX34461
+
PMBus 16-Channel Voltage Monitor & Sequencer
+
Prefix: 'max34461'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maximintegrated.com/en/ds/MAX34461.pdf
Author: Guenter Roeck <linux@...ck-us.net>
@@ -77,42 +106,67 @@ Sysfs entries
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+In
+~~
+
+======================= =======================================================
in[1-6]_label "vout[1-6]".
in[1-6]_input Measured voltage. From READ_VOUT register.
in[1-6]_min Minimum Voltage. From VOUT_UV_WARN_LIMIT register.
in[1-6]_max Maximum voltage. From VOUT_OV_WARN_LIMIT register.
in[1-6]_lcrit Critical minimum Voltage. VOUT_UV_FAULT_LIMIT register.
-in[1-6]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT register.
+in[1-6]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT
+ register.
in[1-6]_min_alarm Voltage low alarm. From VOLTAGE_UV_WARNING status.
in[1-6]_max_alarm Voltage high alarm. From VOLTAGE_OV_WARNING status.
-in[1-6]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT status.
-in[1-6]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT status.
+in[1-6]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT
+ status.
+in[1-6]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT
+ status.
in[1-6]_lowest Historical minimum voltage.
in[1-6]_highest Historical maximum voltage.
in[1-6]_reset_history Write any value to reset history.
+======================= =======================================================
- MAX34446 only supports in[1-4].
+.. note:: MAX34446 only supports in[1-4].
+Curr
+~~~~
+
+======================= ========================================================
curr[1-6]_label "iout[1-6]".
curr[1-6]_input Measured current. From READ_IOUT register.
curr[1-6]_max Maximum current. From IOUT_OC_WARN_LIMIT register.
-curr[1-6]_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT register.
+curr[1-6]_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT
+ register.
curr[1-6]_max_alarm Current high alarm. From IOUT_OC_WARNING status.
curr[1-6]_crit_alarm Current critical high alarm. From IOUT_OC_FAULT status.
curr[1-4]_average Historical average current (MAX34446/34451 only).
curr[1-6]_highest Historical maximum current.
curr[1-6]_reset_history Write any value to reset history.
+======================= ========================================================
- in6 and curr6 attributes only exist for MAX34440.
- MAX34446 only supports curr[1-4].
+.. note::
+ - in6 and curr6 attributes only exist for MAX34440.
+ - MAX34446 only supports curr[1-4].
+
+Power
+~~~~~
+
+======================= ========================================================
power[1,3]_label "pout[1,3]"
power[1,3]_input Measured power.
power[1,3]_average Historical average power.
power[1,3]_highest Historical maximum power.
+======================= ========================================================
- Power attributes only exist for MAX34446.
+.. note:: Power attributes only exist for MAX34446.
+Temp
+~~~~
+
+======================= ========================================================
temp[1-8]_input Measured temperatures. From READ_TEMPERATURE_1 register.
temp1 is the chip's internal temperature. temp2..temp5
are remote I2C temperature sensors. For MAX34441, temp6
@@ -125,11 +179,17 @@ temp[1-8]_crit_alarm Temperature critical high alarm.
temp[1-8]_average Historical average temperature (MAX34446 only).
temp[1-8]_highest Historical maximum temperature.
temp[1-8]_reset_history Write any value to reset history.
+======================= ========================================================
- temp7 and temp8 attributes only exist for MAX34440.
- MAX34446 only supports temp[1-3].
-MAX34451 supports attribute groups in[1-16] (or curr[1-16] based on input pins)
-and temp[1-5].
-MAX34460 supports attribute groups in[1-12] and temp[1-5].
-MAX34461 supports attribute groups in[1-16] and temp[1-5].
+.. note::
+ - temp7 and temp8 attributes only exist for MAX34440.
+ - MAX34446 only supports temp[1-3].
+
+
+.. note::
+
+ - MAX34451 supports attribute groups in[1-16] (or curr[1-16] based on
+ input pins) and temp[1-5].
+ - MAX34460 supports attribute groups in[1-12] and temp[1-5].
+ - MAX34461 supports attribute groups in[1-16] and temp[1-5].
diff --git a/Documentation/hwmon/max8688 b/Documentation/hwmon/max8688
index ca233bec7a8a..43da139234c1 100644
--- a/Documentation/hwmon/max8688
+++ b/Documentation/hwmon/max8688
@@ -2,9 +2,13 @@ Kernel driver max8688
=====================
Supported chips:
+
* Maxim MAX8688
+
Prefix: 'max8688'
+
Addresses scanned: -
+
Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX8688.pdf
Author: Guenter Roeck <linux@...ck-us.net>
@@ -40,23 +44,28 @@ Sysfs entries
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+======================= ========================================================
in1_label "vout1"
in1_input Measured voltage. From READ_VOUT register.
in1_min Minimum Voltage. From VOUT_UV_WARN_LIMIT register.
in1_max Maximum voltage. From VOUT_OV_WARN_LIMIT register.
in1_lcrit Critical minimum Voltage. VOUT_UV_FAULT_LIMIT register.
-in1_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT register.
+in1_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT
+ register.
in1_min_alarm Voltage low alarm. From VOLTAGE_UV_WARNING status.
in1_max_alarm Voltage high alarm. From VOLTAGE_OV_WARNING status.
-in1_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT status.
-in1_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT status.
+in1_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT
+ status.
+in1_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT
+ status.
in1_highest Historical maximum voltage.
in1_reset_history Write any value to reset history.
curr1_label "iout1"
curr1_input Measured current. From READ_IOUT register.
curr1_max Maximum current. From IOUT_OC_WARN_LIMIT register.
-curr1_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT register.
+curr1_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT
+ register.
curr1_max_alarm Current high alarm. From IOUT_OC_WARN_LIMIT register.
curr1_crit_alarm Current critical high alarm. From IOUT_OC_FAULT status.
curr1_highest Historical maximum current.
@@ -73,3 +82,4 @@ temp1_crit_alarm Chip temperature critical high alarm. Set by comparing
status is set.
temp1_highest Historical maximum temperature.
temp1_reset_history Write any value to reset history.
+======================= ========================================================
diff --git a/Documentation/hwmon/pmbus b/Documentation/hwmon/pmbus
index dfd9c65996c0..abfb9dd4857d 100644
--- a/Documentation/hwmon/pmbus
+++ b/Documentation/hwmon/pmbus
@@ -1,42 +1,77 @@
Kernel driver pmbus
-====================
+===================
Supported chips:
+
* Ericsson BMR453, BMR454
+
Prefixes: 'bmr453', 'bmr454'
+
Addresses scanned: -
+
Datasheet:
+
http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146395
+
* ON Semiconductor ADP4000, NCP4200, NCP4208
+
Prefixes: 'adp4000', 'ncp4200', 'ncp4208'
+
Addresses scanned: -
+
Datasheets:
+
http://www.onsemi.com/pub_link/Collateral/ADP4000-D.PDF
+
http://www.onsemi.com/pub_link/Collateral/NCP4200-D.PDF
+
http://www.onsemi.com/pub_link/Collateral/JUNE%202009-%20REV.%200.PDF
+
* Lineage Power
+
Prefixes: 'mdt040', 'pdt003', 'pdt006', 'pdt012', 'udt020'
+
Addresses scanned: -
+
Datasheets:
+
http://www.lineagepower.com/oem/pdf/PDT003A0X.pdf
+
http://www.lineagepower.com/oem/pdf/PDT006A0X.pdf
+
http://www.lineagepower.com/oem/pdf/PDT012A0X.pdf
+
http://www.lineagepower.com/oem/pdf/UDT020A0X.pdf
+
http://www.lineagepower.com/oem/pdf/MDT040A0X.pdf
+
* Texas Instruments TPS40400, TPS544B20, TPS544B25, TPS544C20, TPS544C25
+
Prefixes: 'tps40400', 'tps544b20', 'tps544b25', 'tps544c20', 'tps544c25'
+
Addresses scanned: -
+
Datasheets:
+
http://www.ti.com/lit/gpn/tps40400
+
http://www.ti.com/lit/gpn/tps544b20
+
http://www.ti.com/lit/gpn/tps544b25
+
http://www.ti.com/lit/gpn/tps544c20
+
http://www.ti.com/lit/gpn/tps544c25
+
* Generic PMBus devices
+
Prefix: 'pmbus'
+
Addresses scanned: -
+
Datasheet: n.a.
+
Author: Guenter Roeck <linux@...ck-us.net>
@@ -62,9 +97,10 @@ supported by all chips), and since there is no well defined address range for
PMBus devices. You will have to instantiate the devices explicitly.
Example: the following will load the driver for an LTC2978 at address 0x60
-on I2C bus #1:
-$ modprobe pmbus
-$ echo ltc2978 0x60 > /sys/bus/i2c/devices/i2c-1/new_device
+on I2C bus #1::
+
+ $ modprobe pmbus
+ $ echo ltc2978 0x60 > /sys/bus/i2c/devices/i2c-1/new_device
Platform data support
@@ -72,9 +108,9 @@ Platform data support
Support for additional PMBus chips can be added by defining chip parameters in
a new chip specific driver file. For example, (untested) code to add support for
-Emerson DS1200 power modules might look as follows.
+Emerson DS1200 power modules might look as follows::
-static struct pmbus_driver_info ds1200_info = {
+ static struct pmbus_driver_info ds1200_info = {
.pages = 1,
/* Note: All other sensors are in linear mode */
.direct[PSC_VOLTAGE_OUT] = true,
@@ -95,45 +131,45 @@ static struct pmbus_driver_info ds1200_info = {
| PMBUS_HAVE_PIN | PMBUS_HAVE_POUT
| PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP
| PMBUS_HAVE_FAN12 | PMBUS_HAVE_STATUS_FAN12,
-};
+ };
-static int ds1200_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
-{
+ static int ds1200_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+ {
return pmbus_do_probe(client, id, &ds1200_info);
-}
+ }
-static int ds1200_remove(struct i2c_client *client)
-{
+ static int ds1200_remove(struct i2c_client *client)
+ {
return pmbus_do_remove(client);
-}
+ }
-static const struct i2c_device_id ds1200_id[] = {
+ static const struct i2c_device_id ds1200_id[] = {
{"ds1200", 0},
{}
-};
+ };
-MODULE_DEVICE_TABLE(i2c, ds1200_id);
+ MODULE_DEVICE_TABLE(i2c, ds1200_id);
-/* This is the driver that will be inserted */
-static struct i2c_driver ds1200_driver = {
+ /* This is the driver that will be inserted */
+ static struct i2c_driver ds1200_driver = {
.driver = {
.name = "ds1200",
},
.probe = ds1200_probe,
.remove = ds1200_remove,
.id_table = ds1200_id,
-};
+ };
-static int __init ds1200_init(void)
-{
+ static int __init ds1200_init(void)
+ {
return i2c_add_driver(&ds1200_driver);
-}
+ }
-static void __exit ds1200_exit(void)
-{
+ static void __exit ds1200_exit(void)
+ {
i2c_del_driver(&ds1200_driver);
-}
+ }
Sysfs entries
@@ -148,6 +184,7 @@ a given sysfs entry.
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+======================= ========================================================
inX_input Measured voltage. From READ_VIN or READ_VOUT register.
inX_min Minimum Voltage.
From VIN_UV_WARN_LIMIT or VOUT_UV_WARN_LIMIT register.
@@ -214,3 +251,4 @@ tempX_lcrit_alarm Chip temperature critical low alarm. Set by comparing
tempX_crit_alarm Chip temperature critical high alarm. Set by comparing
READ_TEMPERATURE_X with OT_FAULT_LIMIT if
TEMP_OT_FAULT status is set.
+======================= ========================================================
diff --git a/Documentation/hwmon/pmbus-core b/Documentation/hwmon/pmbus-core
index 8ed10e9ddfb5..92515c446fe3 100644
--- a/Documentation/hwmon/pmbus-core
+++ b/Documentation/hwmon/pmbus-core
@@ -1,3 +1,4 @@
+==================================
PMBus core driver and internal API
==================================
@@ -120,24 +121,24 @@ Specifically, it provides the following information.
non-standard PMBus commands to standard commands, or to augment standard
command return values with device specific information.
- API functions
- -------------
+API functions
+=============
- Functions provided by chip driver
- ---------------------------------
+Functions provided by chip driver
+---------------------------------
- All functions return the command return value (read) or zero (write) if
- successful. A return value of -ENODATA indicates that there is no manufacturer
- specific command, but that a standard PMBus command may exist. Any other
- negative return value indicates that the commands does not exist for this
- chip, and that no attempt should be made to read or write the standard
- command.
+All functions return the command return value (read) or zero (write) if
+successful. A return value of -ENODATA indicates that there is no manufacturer
+specific command, but that a standard PMBus command may exist. Any other
+negative return value indicates that the commands does not exist for this
+chip, and that no attempt should be made to read or write the standard
+command.
- As mentioned above, an exception to this rule applies to virtual commands,
- which _must_ be handled in driver specific code. See "Virtual PMBus Commands"
- above for more details.
+As mentioned above, an exception to this rule applies to virtual commands,
+which *must* be handled in driver specific code. See "Virtual PMBus Commands"
+above for more details.
- Command execution in the core PMBus driver code is as follows.
+Command execution in the core PMBus driver code is as follows::
if (chip_access_function) {
status = chip_access_function();
@@ -148,128 +149,160 @@ Specifically, it provides the following information.
return -EINVAL;
return generic_access();
- Chip drivers may provide pointers to the following functions in struct
- pmbus_driver_info. All functions are optional.
+Chip drivers may provide pointers to the following functions in struct
+pmbus_driver_info. All functions are optional.
+
+::
int (*read_byte_data)(struct i2c_client *client, int page, int reg);
- Read byte from page <page>, register <reg>.
- <page> may be -1, which means "current page".
+Read byte from page <page>, register <reg>.
+<page> may be -1, which means "current page".
+
+
+::
int (*read_word_data)(struct i2c_client *client, int page, int reg);
- Read word from page <page>, register <reg>.
+Read word from page <page>, register <reg>.
+
+::
int (*write_word_data)(struct i2c_client *client, int page, int reg,
- u16 word);
+ u16 word);
- Write word to page <page>, register <reg>.
+Write word to page <page>, register <reg>.
+
+::
int (*write_byte)(struct i2c_client *client, int page, u8 value);
- Write byte to page <page>, register <reg>.
- <page> may be -1, which means "current page".
+Write byte to page <page>, register <reg>.
+<page> may be -1, which means "current page".
+
+::
int (*identify)(struct i2c_client *client, struct pmbus_driver_info *info);
- Determine supported PMBus functionality. This function is only necessary
- if a chip driver supports multiple chips, and the chip functionality is not
- pre-determined. It is currently only used by the generic pmbus driver
- (pmbus.c).
+Determine supported PMBus functionality. This function is only necessary
+if a chip driver supports multiple chips, and the chip functionality is not
+pre-determined. It is currently only used by the generic pmbus driver
+(pmbus.c).
- Functions exported by core driver
- ---------------------------------
+Functions exported by core driver
+---------------------------------
- Chip drivers are expected to use the following functions to read or write
- PMBus registers. Chip drivers may also use direct I2C commands. If direct I2C
- commands are used, the chip driver code must not directly modify the current
- page, since the selected page is cached in the core driver and the core driver
- will assume that it is selected. Using pmbus_set_page() to select a new page
- is mandatory.
+Chip drivers are expected to use the following functions to read or write
+PMBus registers. Chip drivers may also use direct I2C commands. If direct I2C
+commands are used, the chip driver code must not directly modify the current
+page, since the selected page is cached in the core driver and the core driver
+will assume that it is selected. Using pmbus_set_page() to select a new page
+is mandatory.
+
+::
int pmbus_set_page(struct i2c_client *client, u8 page);
- Set PMBus page register to <page> for subsequent commands.
+Set PMBus page register to <page> for subsequent commands.
+
+::
int pmbus_read_word_data(struct i2c_client *client, u8 page, u8 reg);
- Read word data from <page>, <reg>. Similar to i2c_smbus_read_word_data(), but
- selects page first.
+Read word data from <page>, <reg>. Similar to i2c_smbus_read_word_data(), but
+selects page first.
+
+::
int pmbus_write_word_data(struct i2c_client *client, u8 page, u8 reg,
u16 word);
- Write word data to <page>, <reg>. Similar to i2c_smbus_write_word_data(), but
- selects page first.
+Write word data to <page>, <reg>. Similar to i2c_smbus_write_word_data(), but
+selects page first.
+
+::
int pmbus_read_byte_data(struct i2c_client *client, int page, u8 reg);
- Read byte data from <page>, <reg>. Similar to i2c_smbus_read_byte_data(), but
- selects page first. <page> may be -1, which means "current page".
+Read byte data from <page>, <reg>. Similar to i2c_smbus_read_byte_data(), but
+selects page first. <page> may be -1, which means "current page".
+
+::
int pmbus_write_byte(struct i2c_client *client, int page, u8 value);
- Write byte data to <page>, <reg>. Similar to i2c_smbus_write_byte(), but
- selects page first. <page> may be -1, which means "current page".
+Write byte data to <page>, <reg>. Similar to i2c_smbus_write_byte(), but
+selects page first. <page> may be -1, which means "current page".
+
+::
void pmbus_clear_faults(struct i2c_client *client);
- Execute PMBus "Clear Fault" command on all chip pages.
- This function calls the device specific write_byte function if defined.
- Therefore, it must _not_ be called from that function.
+Execute PMBus "Clear Fault" command on all chip pages.
+This function calls the device specific write_byte function if defined.
+Therefore, it must _not_ be called from that function.
+
+::
bool pmbus_check_byte_register(struct i2c_client *client, int page, int reg);
- Check if byte register exists. Return true if the register exists, false
- otherwise.
- This function calls the device specific write_byte function if defined to
- obtain the chip status. Therefore, it must _not_ be called from that function.
+Check if byte register exists. Return true if the register exists, false
+otherwise.
+This function calls the device specific write_byte function if defined to
+obtain the chip status. Therefore, it must _not_ be called from that function.
+
+::
bool pmbus_check_word_register(struct i2c_client *client, int page, int reg);
- Check if word register exists. Return true if the register exists, false
- otherwise.
- This function calls the device specific write_byte function if defined to
- obtain the chip status. Therefore, it must _not_ be called from that function.
+Check if word register exists. Return true if the register exists, false
+otherwise.
+This function calls the device specific write_byte function if defined to
+obtain the chip status. Therefore, it must _not_ be called from that function.
+
+::
int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id,
- struct pmbus_driver_info *info);
+ struct pmbus_driver_info *info);
- Execute probe function. Similar to standard probe function for other drivers,
- with the pointer to struct pmbus_driver_info as additional argument. Calls
- identify function if supported. Must only be called from device probe
- function.
+Execute probe function. Similar to standard probe function for other drivers,
+with the pointer to struct pmbus_driver_info as additional argument. Calls
+identify function if supported. Must only be called from device probe
+function.
+
+::
void pmbus_do_remove(struct i2c_client *client);
- Execute driver remove function. Similar to standard driver remove function.
+Execute driver remove function. Similar to standard driver remove function.
+
+::
const struct pmbus_driver_info
*pmbus_get_driver_info(struct i2c_client *client);
- Return pointer to struct pmbus_driver_info as passed to pmbus_do_probe().
+Return pointer to struct pmbus_driver_info as passed to pmbus_do_probe().
PMBus driver platform data
==========================
PMBus platform data is defined in include/linux/pmbus.h. Platform data
-currently only provides a flag field with a single bit used.
+currently only provides a flag field with a single bit used::
-#define PMBUS_SKIP_STATUS_CHECK (1 << 0)
+ #define PMBUS_SKIP_STATUS_CHECK (1 << 0)
-struct pmbus_platform_data {
- u32 flags; /* Device specific flags */
-};
+ struct pmbus_platform_data {
+ u32 flags; /* Device specific flags */
+ };
Flags
-----
PMBUS_SKIP_STATUS_CHECK
-
-During register detection, skip checking the status register for
-communication or command errors.
+ During register detection, skip checking the status register for
+ communication or command errors.
Some PMBus chips respond with valid data when trying to read an unsupported
register. For such chips, checking the status register is mandatory when
diff --git a/Documentation/hwmon/tps40422 b/Documentation/hwmon/tps40422
index 24bb0688d515..359751eb5ed4 100644
--- a/Documentation/hwmon/tps40422
+++ b/Documentation/hwmon/tps40422
@@ -2,9 +2,13 @@ Kernel driver tps40422
======================
Supported chips:
+
* TI TPS40422
+
Prefix: 'tps40422'
+
Addresses scanned: -
+
Datasheet: http://www.ti.com/lit/gpn/tps40422
Author: Zhu Laiwen <richard.zhu@....com>
@@ -39,6 +43,7 @@ Sysfs entries
The following attributes are supported.
+======================= =======================================================
in[1-2]_label "vout[1-2]"
in[1-2]_input Measured voltage. From READ_VOUT register.
in[1-2]_alarm voltage alarm.
@@ -46,19 +51,23 @@ in[1-2]_alarm voltage alarm.
curr[1-2]_input Measured current. From READ_IOUT register.
curr[1-2]_label "iout[1-2]"
curr1_max Maximum current. From IOUT_OC_WARN_LIMIT register.
-curr1_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT register.
+curr1_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT
+ register.
curr1_max_alarm Current high alarm. From IOUT_OC_WARN_LIMIT status.
curr1_crit_alarm Current critical high alarm. From IOUT_OC_FAULT status.
curr2_alarm Current high alarm. From IOUT_OC_WARNING status.
-temp1_input Measured temperature. From READ_TEMPERATURE_2 register on page 0.
+temp1_input Measured temperature. From READ_TEMPERATURE_2 register
+ on page 0.
temp1_max Maximum temperature. From OT_WARN_LIMIT register.
temp1_crit Critical high temperature. From OT_FAULT_LIMIT register.
temp1_max_alarm Chip temperature high alarm. Set by comparing
- READ_TEMPERATURE_2 on page 0 with OT_WARN_LIMIT if TEMP_OT_WARNING
- status is set.
+ READ_TEMPERATURE_2 on page 0 with OT_WARN_LIMIT if
+ TEMP_OT_WARNING status is set.
temp1_crit_alarm Chip temperature critical high alarm. Set by comparing
- READ_TEMPERATURE_2 on page 0 with OT_FAULT_LIMIT if TEMP_OT_FAULT
- status is set.
-temp2_input Measured temperature. From READ_TEMPERATURE_2 register on page 1.
+ READ_TEMPERATURE_2 on page 0 with OT_FAULT_LIMIT if
+ TEMP_OT_FAULT status is set.
+temp2_input Measured temperature. From READ_TEMPERATURE_2 register
+ on page 1.
temp2_alarm Chip temperature alarm on page 1.
+======================= =======================================================
diff --git a/Documentation/hwmon/ucd9000 b/Documentation/hwmon/ucd9000
index 262e713e60ff..d69061b7312c 100644
--- a/Documentation/hwmon/ucd9000
+++ b/Documentation/hwmon/ucd9000
@@ -2,15 +2,20 @@ Kernel driver ucd9000
=====================
Supported chips:
+
* TI UCD90120, UCD90124, UCD90160, UCD9090, and UCD90910
+
Prefixes: 'ucd90120', 'ucd90124', 'ucd90160', 'ucd9090', 'ucd90910'
+
Addresses scanned: -
+
Datasheets:
- http://focus.ti.com/lit/ds/symlink/ucd90120.pdf
- http://focus.ti.com/lit/ds/symlink/ucd90124.pdf
- http://focus.ti.com/lit/ds/symlink/ucd90160.pdf
- http://focus.ti.com/lit/ds/symlink/ucd9090.pdf
- http://focus.ti.com/lit/ds/symlink/ucd90910.pdf
+
+ - http://focus.ti.com/lit/ds/symlink/ucd90120.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd90124.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd90160.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd9090.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd90910.pdf
Author: Guenter Roeck <linux@...ck-us.net>
@@ -76,23 +81,28 @@ Sysfs entries
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+======================= ========================================================
in[1-12]_label "vout[1-12]".
in[1-12]_input Measured voltage. From READ_VOUT register.
in[1-12]_min Minimum Voltage. From VOUT_UV_WARN_LIMIT register.
in[1-12]_max Maximum voltage. From VOUT_OV_WARN_LIMIT register.
in[1-12]_lcrit Critical minimum Voltage. VOUT_UV_FAULT_LIMIT register.
-in[1-12]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT register.
+in[1-12]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT
+ register.
in[1-12]_min_alarm Voltage low alarm. From VOLTAGE_UV_WARNING status.
in[1-12]_max_alarm Voltage high alarm. From VOLTAGE_OV_WARNING status.
-in[1-12]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT status.
-in[1-12]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT status.
+in[1-12]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT
+ status.
+in[1-12]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT
+ status.
curr[1-12]_label "iout[1-12]".
curr[1-12]_input Measured current. From READ_IOUT register.
curr[1-12]_max Maximum current. From IOUT_OC_WARN_LIMIT register.
-curr[1-12]_lcrit Critical minimum output current. From IOUT_UC_FAULT_LIMIT
+curr[1-12]_lcrit Critical minimum output current. From
+ IOUT_UC_FAULT_LIMIT register.
+curr[1-12]_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT
register.
-curr[1-12]_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT register.
curr[1-12]_max_alarm Current high alarm. From IOUT_OC_WARNING status.
curr[1-12]_crit_alarm Current critical high alarm. From IOUT_OC_FAULT status.
@@ -116,3 +126,4 @@ fan[1-4]_fault Fan fault.
created only for enabled fans.
Note that even though UCD90910 supports up to 10 fans,
only up to four fans are currently supported.
+======================= ========================================================
diff --git a/Documentation/hwmon/ucd9200 b/Documentation/hwmon/ucd9200
index 1e8060e631bd..44eda4a579b6 100644
--- a/Documentation/hwmon/ucd9200
+++ b/Documentation/hwmon/ucd9200
@@ -2,18 +2,23 @@ Kernel driver ucd9200
=====================
Supported chips:
+
* TI UCD9220, UCD9222, UCD9224, UCD9240, UCD9244, UCD9246, and UCD9248
+
Prefixes: 'ucd9220', 'ucd9222', 'ucd9224', 'ucd9240', 'ucd9244', 'ucd9246',
- 'ucd9248'
+ 'ucd9248'
+
Addresses scanned: -
+
Datasheets:
- http://focus.ti.com/lit/ds/symlink/ucd9220.pdf
- http://focus.ti.com/lit/ds/symlink/ucd9222.pdf
- http://focus.ti.com/lit/ds/symlink/ucd9224.pdf
- http://focus.ti.com/lit/ds/symlink/ucd9240.pdf
- http://focus.ti.com/lit/ds/symlink/ucd9244.pdf
- http://focus.ti.com/lit/ds/symlink/ucd9246.pdf
- http://focus.ti.com/lit/ds/symlink/ucd9248.pdf
+
+ - http://focus.ti.com/lit/ds/symlink/ucd9220.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd9222.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd9224.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd9240.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd9244.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd9246.pdf
+ - http://focus.ti.com/lit/ds/symlink/ucd9248.pdf
Author: Guenter Roeck <linux@...ck-us.net>
@@ -52,12 +57,14 @@ Sysfs entries
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+======================= ========================================================
in1_label "vin".
in1_input Measured voltage. From READ_VIN register.
in1_min Minimum Voltage. From VIN_UV_WARN_LIMIT register.
in1_max Maximum voltage. From VIN_OV_WARN_LIMIT register.
in1_lcrit Critical minimum Voltage. VIN_UV_FAULT_LIMIT register.
-in1_crit Critical maximum voltage. From VIN_OV_FAULT_LIMIT register.
+in1_crit Critical maximum voltage. From VIN_OV_FAULT_LIMIT
+ register.
in1_min_alarm Voltage low alarm. From VIN_UV_WARNING status.
in1_max_alarm Voltage high alarm. From VIN_OV_WARNING status.
in1_lcrit_alarm Voltage critical low alarm. From VIN_UV_FAULT status.
@@ -68,11 +75,14 @@ in[2-5]_input Measured voltage. From READ_VOUT register.
in[2-5]_min Minimum Voltage. From VOUT_UV_WARN_LIMIT register.
in[2-5]_max Maximum voltage. From VOUT_OV_WARN_LIMIT register.
in[2-5]_lcrit Critical minimum Voltage. VOUT_UV_FAULT_LIMIT register.
-in[2-5]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT register.
+in[2-5]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT
+ register.
in[2-5]_min_alarm Voltage low alarm. From VOLTAGE_UV_WARNING status.
in[2-5]_max_alarm Voltage high alarm. From VOLTAGE_OV_WARNING status.
-in[2-5]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT status.
-in[2-5]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT status.
+in[2-5]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT
+ status.
+in[2-5]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT
+ status.
curr1_label "iin".
curr1_input Measured current. From READ_IIN register.
@@ -80,9 +90,10 @@ curr1_input Measured current. From READ_IIN register.
curr[2-5]_label "iout[1-4]".
curr[2-5]_input Measured current. From READ_IOUT register.
curr[2-5]_max Maximum current. From IOUT_OC_WARN_LIMIT register.
-curr[2-5]_lcrit Critical minimum output current. From IOUT_UC_FAULT_LIMIT
+curr[2-5]_lcrit Critical minimum output current. From
+ IOUT_UC_FAULT_LIMIT register.
+curr[2-5]_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT
register.
-curr[2-5]_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT register.
curr[2-5]_max_alarm Current high alarm. From IOUT_OC_WARNING status.
curr[2-5]_crit_alarm Current critical high alarm. From IOUT_OC_FAULT status.
@@ -97,7 +108,7 @@ power[2-5]_label "pout[1-4]"
rails. See chip datasheets for details.
temp[1-5]_input Measured temperatures. From READ_TEMPERATURE_1 and
- READ_TEMPERATURE_2 registers.
+ READ_TEMPERATURE_2 registers.
temp1 is the chip internal temperature. temp[2-5] are
rail temperatures. temp[2-5] attributes are only
created for enabled rails. See chip datasheets for
@@ -110,3 +121,4 @@ temp[1-5]_crit_alarm Temperature critical high alarm.
fan1_input Fan RPM. ucd9240 only.
fan1_alarm Fan alarm. ucd9240 only.
fan1_fault Fan fault. ucd9240 only.
+======================= ========================================================
diff --git a/Documentation/hwmon/zl6100 b/Documentation/hwmon/zl6100
index 477a94b131ae..4029970bace4 100644
--- a/Documentation/hwmon/zl6100
+++ b/Documentation/hwmon/zl6100
@@ -2,57 +2,106 @@ Kernel driver zl6100
====================
Supported chips:
+
* Intersil / Zilker Labs ZL2004
+
Prefix: 'zl2004'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6847.pdf
+
* Intersil / Zilker Labs ZL2005
+
Prefix: 'zl2005'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6848.pdf
+
* Intersil / Zilker Labs ZL2006
+
Prefix: 'zl2006'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6850.pdf
+
* Intersil / Zilker Labs ZL2008
+
Prefix: 'zl2008'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6859.pdf
+
* Intersil / Zilker Labs ZL2105
+
Prefix: 'zl2105'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6851.pdf
+
* Intersil / Zilker Labs ZL2106
+
Prefix: 'zl2106'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6852.pdf
+
* Intersil / Zilker Labs ZL6100
+
Prefix: 'zl6100'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6876.pdf
+
* Intersil / Zilker Labs ZL6105
+
Prefix: 'zl6105'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn6906.pdf
+
* Intersil / Zilker Labs ZL9101M
+
Prefix: 'zl9101'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn7669.pdf
+
* Intersil / Zilker Labs ZL9117M
+
Prefix: 'zl9117'
+
Addresses scanned: -
+
Datasheet: http://www.intersil.com/data/fn/fn7914.pdf
+
* Ericsson BMR450, BMR451
+
Prefix: 'bmr450', 'bmr451'
+
Addresses scanned: -
+
Datasheet:
+
http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146401
+
* Ericsson BMR462, BMR463, BMR464
+
Prefixes: 'bmr462', 'bmr463', 'bmr464'
+
Addresses scanned: -
+
Datasheet:
-http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146256
+ http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146256
Author: Guenter Roeck <linux@...ck-us.net>
@@ -75,13 +124,15 @@ This driver does not auto-detect devices. You will have to instantiate the
devices explicitly. Please see Documentation/i2c/instantiating-devices for
details.
-WARNING: Do not access chip registers using the i2cdump command, and do not use
-any of the i2ctools commands on a command register used to save and restore
-configuration data (0x11, 0x12, 0x15, 0x16, and 0xf4). The chips supported by
-this driver interpret any access to those command registers (including read
-commands) as request to execute the command in question. Unless write accesses
-to those registers are protected, this may result in power loss, board resets,
-and/or Flash corruption. Worst case, your board may turn into a brick.
+.. warning::
+
+ Do not access chip registers using the i2cdump command, and do not use
+ any of the i2ctools commands on a command register used to save and restore
+ configuration data (0x11, 0x12, 0x15, 0x16, and 0xf4). The chips supported by
+ this driver interpret any access to those command registers (including read
+ commands) as request to execute the command in question. Unless write accesses
+ to those registers are protected, this may result in power loss, board resets,
+ and/or Flash corruption. Worst case, your board may turn into a brick.
Platform data support
@@ -110,6 +161,7 @@ Sysfs entries
The following attributes are supported. Limits are read-write; all other
attributes are read-only.
+======================= ========================================================
in1_label "vin"
in1_input Measured input voltage.
in1_min Minimum input voltage.
@@ -158,3 +210,4 @@ temp[12]_min_alarm Chip temperature low alarm.
temp[12]_max_alarm Chip temperature high alarm.
temp[12]_lcrit_alarm Chip temperature critical low alarm.
temp[12]_crit_alarm Chip temperature critical high alarm.
+======================= ========================================================
--
2.20.1
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